Home / 195,920.40-293,621.40-173,629.20

Finding the Fourth Proportional to 195,920.40, 293,621.40 and 173,629.20

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Solution

The fourth proportional to 195,920.40, 293,621.40 and 173,629.20 is: 260,214.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,920.40 : 293,621.40 = 173,629.20 : x
  2. Step 2: Convert to fraction form
    195,920.40/293,621.40 = 173,629.20/x
  3. Step 3: Cross multiply
    195,920.40x = 293,621.40 × 173,629.20
  4. Step 4: Simplify right side
    195,920.40x = 50,981,248,784.88
  5. Step 5: Solve for x
    x = 50,981,248,784.88/195,920.40
  6. Step 6: Final answer
    x = 260,214.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.